<template>
  <div class="container" :class="loginToRegister ? 'sign-up-mode' : ''">
    <div class="forms-container">
      <div class="signin-signup">
        <form class="sign-in-form" @submit.prevent="handleLogin">
          <h2 class="title">登录</h2>
          <div class="input-field">
            <div>
              <el-icon>
                <User />
              </el-icon>
            </div>
            <input type="text" placeholder="用户名" v-model="loginForm.username" required />
          </div>
          <div class="input-field">
            <div>
              <el-icon>
                <Lock />
              </el-icon>
            </div>
            <input type="password" placeholder="密码" v-model="loginForm.password" required />
          </div>
          <input type="submit" value="立即登录" class="btn solid" />
        </form>
        <form class="sign-up-form" @submit.prevent="handleRegister">
          <h2 class="title">注册</h2>
          <div class="input-field">
            <div>
              <el-icon>
                <User />
              </el-icon>
            </div>
            <input type="text" placeholder="用户名" v-model="registerForm.username" required />
          </div>
          <div class="input-field">
            <div>
              <el-icon>
                <Message />
              </el-icon>
            </div>
            <input type="email" placeholder="邮箱" v-model="registerForm.email" required />
          </div>
          <div class="input-field">
            <div>
              <el-icon>
                <Lock />
              </el-icon>
            </div>
            <input type="password" placeholder="密码" v-model="registerForm.password" required />
          </div>
          <input type="submit" class="btn" value="立即注册" />
        </form>
      </div>
    </div>

    <div class="panels-container">
      <div class="panel left-panel">
        <div class="content">
          <h3>加入我们</h3>
          <p>加入我们，成为该管理系统的一份子。</p>
          <button class="btn transparent" id="sign-up-btn" @click="loginToRegister = true">
            去申请加入
          </button>
        </div>
        <img src="@/assets/log.svg" class="image" alt="" />
      </div>
      <div class="panel right-panel">
        <div class="content">
          <h3>已有帐号？</h3>
          <p>立即登录已有帐号，享受独家权益。</p>
          <button class="btn transparent" id="sign-in-btn" @click="loginToRegister = false">
            去登录
          </button>
        </div>
        <img src="@/assets/register.svg" class="image" alt="" />
      </div>
    </div>
  </div>
</template>

<script setup>
import { ref } from "vue";
import { ElMessage } from "element-plus";
import axios from "axios";
import router from "../../router";

const loginToRegister = ref(false);

// 登录表单数据
const loginForm = ref({
  username: "",
  password: ""
});

// 注册表单数据
const registerForm = ref({
  username: "",
  email: "",
  password: ""
});

// 处理登录
const handleLogin = async () => {
  try {
    const response = await axios.post("http://localhost:8889/api/admin/login", loginForm.value);
    console.log(response.data.data)
    if (response.data.code === 200) {
      ElMessage.success("登录成功");
      // 保存 token 到 localStorage
      localStorage.setItem("adminToken", response.data.data.token);
      localStorage.setItem("adminInfo", JSON.stringify(response.data.data));
      // 跳转到管理后台首页
      window.location.href = "/admin/dashboard";
      // router.push("/admin/dashboard");
    } else {
      ElMessage.error(response.data.message);
    }
  } catch (error) {
    console.log(error)
    ElMessage.error("登录失败，请稍后重试");
  }
};

// 处理注册
const handleRegister = async () => {
  try {
    const response = await axios.post("http://localhost:8889/api/admin/register", registerForm.value);

    if (response.data.code === 200) {
      ElMessage.success("注册成功");
      // 注册成功后自动切换到登录页面
      loginToRegister.value = false;
      // 清空注册表单
      registerForm.value = {
        username: "",
        email: "",
        password: ""
      };
    } else {
      ElMessage.error(response.data.message);
    }
  } catch (error) {
    console.log(error)
    ElMessage.error("注册失败，请稍后重试");
  }
};
</script>

<style lang="less" scoped>
body,
input {
  font-family: "Poppins", sans-serif;
}

.container {
  position: relative;
  width: 100%;
  background-color: #fff;
  min-height: 100vh;
  overflow: hidden;
}

.forms-container {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.signin-signup {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  left: 75%;
  width: 50%;
  transition: 1s 0.7s ease-in-out;
  display: grid;
  grid-template-columns: 1fr;
  z-index: 5;
}

form {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 0rem 5rem;
  transition: all 0.2s 0.7s;
  overflow: hidden;
  grid-column: 1 / 2;
  grid-row: 1 / 2;
}

form.sign-up-form {
  opacity: 0;
  z-index: 1;
}

form.sign-in-form {
  z-index: 2;
}

.title {
  font-size: 2.2rem;
  color: #444;
  margin-bottom: 10px;
}

.input-field {
  align-items: center;
  max-width: 380px;
  width: 100%;
  background-color: #f0f0f0;
  margin: 10px 0;
  height: 55px;
  border-radius: 55px;
  display: grid;
  grid-template-columns: 15% 85%;
  padding: 0 0.4rem;
  position: relative;
}

.input-field i {
  text-align: center;
  line-height: 55px;
  color: #acacac;
  transition: 0.5s;
  font-size: 1.1rem;
}

.input-field input {
  background: none;
  outline: none;
  border: none;
  line-height: 1;
  font-weight: 600;
  font-size: 1.1rem;
  color: #333;
}

.input-field input::placeholder {
  color: #aaa;
  font-weight: 500;
}

.input-field div {
  display: flex;
  justify-content: center;
  align-items: center;
  transform: scale(1.5);
}

.social-text {
  padding: 0.7rem 0;
  font-size: 1rem;
}

.social-media {
  display: flex;
  justify-content: center;
}

.social-icon {
  height: 46px;
  width: 46px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 0.45rem;
  color: #333;
  border-radius: 50%;
  border: 1px solid #333;
  text-decoration: none;
  font-size: 1.1rem;
  transition: 0.3s;
}

.social-icon:hover {
  color: #4481eb;
  border-color: #4481eb;
}

.btn {
  width: 150px;
  background-color: #5995fd;
  border: none;
  outline: none;
  height: 49px;
  border-radius: 49px;
  color: #fff;
  text-transform: uppercase;
  font-weight: 600;
  margin: 10px 0;
  cursor: pointer;
  transition: 0.5s;
}

.btn:hover {
  background-color: #4d84e2;
}

.panels-container {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.container:before {
  content: "";
  position: absolute;
  height: 2000px;
  width: 2000px;
  top: -10%;
  right: 48%;
  transform: translateY(-50%);
  background-image: linear-gradient(to top, #4481eb 0%, #04befe 100%);
  transition: 1.8s ease-in-out;
  border-radius: 50%;
  z-index: 6;
}

.image {
  width: 100%;
  transition: transform 1.1s ease-in-out;
  transition-delay: 0.4s;
}

.panel {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-around;
  text-align: center;
  z-index: 6;
}

.left-panel {
  pointer-events: all;
  padding: 3rem 17% 2rem 12%;
}

.right-panel {
  pointer-events: none;
  padding: 3rem 12% 2rem 17%;
}

.panel .content {
  color: #fff;
  transition: transform 0.9s ease-in-out;
  transition-delay: 0.6s;
}

.panel h3 {
  font-weight: 600;
  line-height: 1;
  font-size: 1.5rem;
}

.panel p {
  font-size: 0.95rem;
  padding: 0.7rem 0;
}

.btn.transparent {
  margin: 0;
  background: none;
  border: 2px solid #fff;
  width: 130px;
  height: 41px;
  font-weight: 600;
  font-size: 0.8rem;
}

.right-panel .image,
.right-panel .content {
  transform: translateX(800px);
}

/* ANIMATION */

.container.sign-up-mode:before {
  transform: translate(100%, -50%);
  right: 52%;
}

.container.sign-up-mode .left-panel .image,
.container.sign-up-mode .left-panel .content {
  transform: translateX(-800px);
}

.container.sign-up-mode .signin-signup {
  left: 25%;
}

.container.sign-up-mode form.sign-up-form {
  opacity: 1;
  z-index: 2;
}

.container.sign-up-mode form.sign-in-form {
  opacity: 0;
  z-index: 1;
}

.container.sign-up-mode .right-panel .image,
.container.sign-up-mode .right-panel .content {
  transform: translateX(0%);
}

.container.sign-up-mode .left-panel {
  pointer-events: none;
}

.container.sign-up-mode .right-panel {
  pointer-events: all;
}

@media (max-width: 870px) {
  .container {
    min-height: 800px;
    height: 100vh;
  }

  .signin-signup {
    width: 100%;
    top: 95%;
    transform: translate(-50%, -100%);
    transition: 1s 0.8s ease-in-out;
  }

  .signin-signup,
  .container.sign-up-mode .signin-signup {
    left: 50%;
  }

  .panels-container {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 2fr 1fr;
  }

  .panel {
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    padding: 2.5rem 8%;
    grid-column: 1 / 2;
  }

  .right-panel {
    grid-row: 3 / 4;
  }

  .left-panel {
    grid-row: 1 / 2;
  }

  .image {
    width: 200px;
    transition: transform 0.9s ease-in-out;
    transition-delay: 0.6s;
  }

  .panel .content {
    padding-right: 15%;
    transition: transform 0.9s ease-in-out;
    transition-delay: 0.8s;
  }

  .panel h3 {
    font-size: 1.2rem;
  }

  .panel p {
    font-size: 0.7rem;
    padding: 0.5rem 0;
  }

  .btn.transparent {
    width: 110px;
    height: 35px;
    font-size: 0.7rem;
  }

  .container:before {
    width: 1500px;
    height: 1500px;
    transform: translateX(-50%);
    left: 30%;
    bottom: 68%;
    right: initial;
    top: initial;
    transition: 2s ease-in-out;
  }

  .container.sign-up-mode:before {
    transform: translate(-50%, 100%);
    bottom: 32%;
    right: initial;
  }

  .container.sign-up-mode .left-panel .image,
  .container.sign-up-mode .left-panel .content {
    transform: translateY(-300px);
  }

  .container.sign-up-mode .right-panel .image,
  .container.sign-up-mode .right-panel .content {
    transform: translateY(0px);
  }

  .right-panel .image,
  .right-panel .content {
    transform: translateY(300px);
  }

  .container.sign-up-mode .signin-signup {
    top: 5%;
    transform: translate(-50%, 0);
  }
}

@media (max-width: 570px) {
  form {
    padding: 0 1.5rem;
  }

  .image {
    display: none;
  }

  .panel .content {
    padding: 0.5rem 1rem;
  }

  .container {
    padding: 1.5rem;
  }

  .container:before {
    bottom: 72%;
    left: 50%;
  }

  .container.sign-up-mode:before {
    bottom: 28%;
    left: 50%;
  }
}
</style>
